Facts and Figures Population* 408 662 Retail purchasing power* 6 108 EUR/Einwohner/Jahr Labour market General Unemployment rate* 6,30 % Labour - total* 158 940 person employed Labour by job specification Labour - expert* 9 % Labour - specialist* 12 % Labour - skilled worker* 58 % Labour - helper* 19 % Gross salary by job specification Gross salary - expert* 6 451 €/month Gross salary - specialist* 5 079 €/month Gross salary - skilled worker* 3 818 €/month Gross salary - helper* 2 968 €/month Area information Types of use District area* 1 061,09 km² Industrial and commercial area* 2173 ha Residential building area* 6664 ha Agricultural area* 60 ha Location in Germany District with all municipalities Contact My|BusinessLocation Kundenservice Website